#585666#585666

#585666 is a mid, muted blue. Relative luminance 0.097; OKLCH L 46.1% C 0.026 H 291.1°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#585666
RGB	rgb(88, 86, 102)
HSL	hsl(248, 9%, 37%)
HSV	hsv(248, 16%, 40%)
CMYK	cmyk(13.7%, 15.7%, 0%, 60%)
CIE-LAB	lab(37.28, 4.41, -8.90)
CIE-LCH	lch(37.28, 9.93, 296.34°)
OKLab	oklab(46.1% 0.0093 -0.0241)
OKLCH	oklch(46.1% 0.026 291.1)
XYZ	xyz(9.7501, 9.6895, 13.9244)
Luminance	0.0969 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585666 #646656

analogous

#565C66 #585666 #605666

triadic

#585666 #665856 #566658

tetradic

#585666 #66565C #646656 #566660

square

#585666 #66565C #646656 #566660

split-complementary

#585666 #666056 #5C6656

monochromatic

#1F1E24 #3B3A45 #585666 #757287 #9593A4

Accessibility & contrast

On white

7.15

#585666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#585666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #585666

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585666	#FFFFFF	#000000	##FFFFFF
##585666	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535867

Deuteranopia (green-blind)

#535766

Tritanopia (blue-blind)

#55585B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #585666;
/* rgb */ color: rgb(88, 86, 102);
/* oklch */ color: oklch(46.1% 0.026 291.1);

Tailwind

colors: {
  custom: {
    50: '#878591',
    500: '#585666',
    950: '#000000',
  },
}

SCSS

$custom: #585666;
$custom-light: #878591;
$custom-dark: #000000;

JSON

{
  "hex": "#585666",
  "rgb": {
    "r": 88,
    "g": 86,
    "b": 102
  },
  "hsl": {
    "h": 247.5,
    "s": 8.511,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46095,
    "c": 0.02582,
    "h": 291.1
  },
  "luminance": 0.0969
}

Semantic roles & 50–950 ramp

primary

#585666

secondary

#919385

accent

#B276AA

background

#F8F8F8

surface

#EFEFF0

border

#CACACB

text

#0B0B0C

muted

#7C7C7D

Preview Lab

Preview with #585666

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →